Statistical Service Specification: Error Correction
Protocol for Invoking the Service
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Service location: This service is invoked as a Web service.
Parameters passing mode: All parameters are passed “by reference”.
List of parameters:
1.
2.
3.
4.
5.
6.
7.
8.
9.
Input data set
Input data set structure
Localization data set
Structure of the localization data set
Edit rules file
Output corrected data set
Output corrected data set structure
Output unsuccessful cases
Output unsuccessful cases structure
Input Messages
GSIM input will be implemented as follows:
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Parameters 1) and 3) are rectangular text files following the case by variable
structure.
Parameters 2) and 4) are DDI files with the following structure:
DDI 3.1 Element
DDIInstance (@ id, @ agency, @version)
ResourcePackage (@id, @agency, @version)
Purpose (@ id)
Logical Product (@id, @agency, @version)
DataRelationship (@id, @version)
LogicalRecord (@allvariablesInLogicalRecord="true")
VariableScheme (@id, @agency, @version)
Variable (@id, @version)
VariableName
Representation
TextRepresentation (@ maxLength)
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Rule: rules are specified one by line in text format
Output Message
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Parameters 6) and 8) are rectangular text files following the case by variable
structure.
Parameters 7) and 9)
DDI 3.1 Element
DDIInstance (@ id, @ agency, @version)
ResourcePackage (@id, @agency, @version)
Purpose (@ id)
Logical Product (@id, @agency, @version)
DataRelationship (@id, @version)
LogicalRecord (@allvariablesInLogicalRecord="true")
VariableScheme (@id, @agency, @version)
Variable (@id, @version)
VariableName
Representation
TextRepresentation (@ maxLength)
Adopted Methodologies
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Erroneous numeric values are corrected by finding the weighted least square
adjustment of values in localized fields